/*
 * Copyright 2007 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.devtools.depan.model;

import com.google.devtools.depan.model.interfaces.GraphListener;
import com.google.devtools.depan.view.EdgeDisplayProperty;
import com.google.devtools.depan.view.NodeDisplayProperty;
import com.google.devtools.depan.view.ViewModel;

/**
 * A default empty implementation for {@link GraphListener}.
 *
 * @author ycoppel@google.com (Yohann Coppel)
 *
 */
public class GraphAdapter implements GraphListener {

  @Override
  public void newView(ViewModel view) {
    // No actions needed on a new view creation.
  }

  @Override
  public void nodePropertyChanged(
      GraphNode node, NodeDisplayProperty property) {
    // No actions needed on node changes.
  }

  @Override
  public void edgePropertyChanged(
      GraphEdge edge, EdgeDisplayProperty property) {
    // No actions needed on edge changes.
  }
}
